68626688

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1213}}^1$

素因数の和:1259

約数の個数: 72

約数和(自身を含む): 156329208

約数和(自身を除く): 87702520

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 256, 272, 416, 442, 544, 832, 884, 1088, 1213, 1664, 1768, 2176, 2426, 3328, 3536, 4352, 4852, 7072, 9704, 14144, 15769, 19408, 20621, 28288, 31538, 38816, 41242, 56576, 63076, 77632, 82484, 126152, 155264, 164968, 252304, 268073, 310528, 329936, 504608, 536146, 659872, 1009216, 1072292, 1319744, 2018432, 2144584, 2639488, 4036864, 4289168, 5278976, 8578336, 17156672, 34313344, 68626688]

約数ペア:

[(1, 68626688), (2, 34313344), (4, 17156672), (8, 8578336), (13, 5278976), (16, 4289168), (17, 4036864), (26, 2639488), (32, 2144584), (34, 2018432), (52, 1319744), (64, 1072292), (68, 1009216), (104, 659872), (128, 536146), (136, 504608), (208, 329936), (221, 310528), (256, 268073), (272, 252304), (416, 164968), (442, 155264), (544, 126152), (832, 82484), (884, 77632), (1088, 63076), (1213, 56576), (1664, 41242), (1768, 38816), (2176, 31538), (2426, 28288), (3328, 20621), (3536, 19408), (4352, 15769), (4852, 14144), (7072, 9704)]